Answer to Question 1
The United States has been able to reign in air pollution with the help of the Clean Air Act, despite an increase in products produced by coal-powered plants. Great international improvements in air quality have not been measured, though. The biggest problem is that coordinated international efforts are difficult to achieve.
Answer to Question 2
Individuals in Sweden have reached a level of development where the average citizen has a high standard of living, an education, and choices about their future. They could teach others about how to achieve education for everyone, including women, and how to delay reproduction as a result. The people in Indonesia could teach others about the importance of the network of family and friends for survival. Sharing resources is something that those in developed countries have lost as a result of our independent spirits. Shared resources can be more sustainable than independent resources. In addition to understanding the need for family and friends for survival, those in Burkina Faso are closer to the environment than any of the others and can teach others about the natural cycles of ecosystems and how to live within their means as the environment changes.
Territory sizes differ among animals.
Compartments of the Global Ecosystem
Global Stratification: Income of the World's Nations
Prevalence of drug use in the United States. Figures are based on a survey of people 12 years of age ...
Agricultural Land as a Fraction of Total Wealth in the United Kingdom
Kudzu native to Asia is overgrowing trees across the southeastern United States.